What is CVE-2026-6298?

CVE-2026-6298 is a medium-severity vulnerability in Apple Macos, classified under Heap-based Buffer Overflow. CVSS score: 4.3/10. Published 2026-04-15.

How severe is CVE-2026-6298?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Buffer overflow in Apple Macos

CVE-2026-6298

Heap buffer overflow in Skia in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Critical)

Vulnerability class: Buffer Overflow

EPSS: 0.000 (1.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Apple Macos
Google Chrome — versions 147.0.7727.101
Linux Linux_kernel
Microsoft Windows

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

chrome-cve-admin@google.com (Release Notes, Vendor Advisory)
chrome-cve-admin@google.com (Permissions Required)

Frequently asked questions

What is CVE-2026-6298?: CVE-2026-6298 is a medium-severity vulnerability in Apple Macos, classified under Heap-based Buffer Overflow. CVSS score: 4.3/10. Published 2026-04-15.
How severe is CVE-2026-6298?: Medium severity. CVSS v3 base score is 4.3 out of 10.